Sachi Umino

Sachi Umino is the adopted younger sister of Nagi Umino and the biological younger sister of Erika Amano. When Sachi learns that Nagi has to leave their family home to live with Erika, she runs away from home and stays with Nagi and Erika. Sachi has blond hair worn in a bob cut and light blue eyes. She wears a primarily white and secondary blue schoolgirl uniform, white knee-high socks and black shoes. Sachi is known to be indifferent, especially toward her older step-brother Nagi; however, underneath that, she deeply cares for him, and when he's forced to leave the household realizes her fe...